Class 10 Mathematics Chapter 1 – Real Numbers Exercise 1.2 1). Express each number as a product of its prime factors: (i) 140 (ii) 156 (iii) 3825 (iv) 5005 (v) 7429 Ans: (i) 140: To find the prime factorization of 140, we can use either trial division or prime decomposition (factor tree). Let’s use prime […]

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